2N443

2N441 (GERMANIUM) 2N442 2N443 ~CASE 5 (10-36) . PNP germanium power transistors for power switching and amplifier applications. Power and temperature ratings exceed EIA registration. MAXIMUM RATINGS Rating Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Base Current - Continuous Emitter Current - Continuous Symbol VCES VCB VEB IB IE Total Device Dissipation @ TC = 25°C Operating Junction Temperature Range (EIA Registered) Operating Junction Te.mperature Range THERMAL CHARACTERISTICS Thermal Resistance, Junction to Case (EIA Registered) Thermal Resistance, Junction to Case PD TJ TJ 8JC 8JC 2N441 40 40 20 2N442 45 50 30 4.0 15 2N443 50 60 40 Unit Vdc Vdc Vdc Adc Adc 150 -65 to +95 Watts °c -65 to + 100 °c 1.0 °C/W 0.5 °C/W FIGURE 1 - POWER-TEMPERATURE DERATING CURVE en 160 «1= 140 "'~ oz 120 i= 100 ~ "ienn -o 80 ~--- 60 "a: "awso.:. '"o 40 20 '"a.. o ~ Manufactu~er .... ............ .....r---,EIA registered , ....~ o 20 40 60 8...